The Sophos Email Appliance offers the best and most reliable gateway protection, while setting a new standard for effective and efficient management. Sophos appliances draw on twenty years of experience in enterprise threat management, delivering world-class threat protection in a compact and easy-to-manage format.
The ES1000, ES1100, ES4000, ES5000, and ES8000 are high-performance appliances that are designed to handle a large volume of email traffic.
The Dashboard tab provides a quick overview of Email Appliance activity and status in six panels.
The Configuration tab provides access to pages for setting system options and performing administrative tasks.
The Reports tab provides performance statistics in the form of graphs and tables.
Use the Search tab to search the quarantine and logs. Select the type of search to perform from the top drop-down list on the Search In sidebar. Different Search Parameters are displayed, depending on the type of search selected.
The System Status tab lets you monitor the health and performance of the Email Appliance.
The help system provides several tools for getting answers quickly while using the Email Appliance.
The purpose of this guide is to assist you with the basic configuration steps in the Sophos™ Email Appliance Setup Wizard and some essential post-configuration tasks.
To ensure the functionality of the Sophos™ Email Appliance, configure your network to allow access on the ports listed below.
Find out which web browsers Sophos Email Appliance supports.
You can create a web service that integrates with your existing authentication system to issue SPX passwords.
Certain predefined policy variables are available for use in banners and headers. Others can be used only with certain types of rules. In addition, there are variables that are designed specifically for use in the SPX Template wizard.
A warning message was displayed because you have edited the text on the Recipient Instructions page of the SPX Template Wizard, and it no longer matches the end user password options selected on the Password Options page of the wizard.
The following pages describe the various pop-up dialog boxes that are used throughout the Email Appliance administrator web interface.
Microsoft’s implementation of LDAP (Lightweight Directory Access Protocol) on Windows.
A list that identifies addresses, hosts or IP addresses from which email will always be allowed.
A list used to block mail from specific hosts.
Bulk-distributed email.
Two or more Sophos Email Appliances that are connected on the same network as a group in order to provide centralized management and redundancy.
A Content Control List (CCL) is a set of conditions that describe structured file content.
An attack on a host or network that causes a loss of service to its users.
The Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses to hosts on a network.
Real-time duplication of all data between two hard disks. The Sophos ES4000, ES5000 and ES8000 use RAID disk mirroring.
(Address record) maps a hostname to an IP address.
(Mail exchange record) maps a domain name to a list of mail exchange servers for that domain.
An MS Windows server that responds to security authentication requests (logins, permissions, etc).
A web-based interface for end users that allows them to manage their Email Appliance user-specific options.
A node on a network that serves as an entrance to another network.
Lists of users to which differentiated policy settings can be applied.
A server that receives and stores email for clients to retrieve.
Hosts that reside within your network, behind the gateway or proxy server.
The time delay added to a page load or file download.
Malware includes viruses, worms and Trojan horses.
(Mail Transfer Agent) A service that transfers messages from the sender or another relay toward its destination. Often referred to as a mail relay or a mail hub.
Specifies which are the subnetwork and host parts of an IP address.
Acquisition of identity/passwords by false bank emails and websites.
The Sophos email-filtering rules.
A secure server through which internal clients connect to the internet.
The quarantine is a store of messages whose delivery has been blocked by policy rules.
(redundant array of independent disks) A system of using multiple hard drives for sharing or replicating data among the drives.
A device that manages the disks in a RAID (redundant array of independent disks).
A mail relay is a server that transports email to the next server in the delivery chain.
(Secure Copy) is a protocol for the secure transfer of files between a local and a remote host, or two remote hosts.
(Simple Mail Transfer Protocol) The standard protocol for email transmission across the internet.
A filtering technology designed to eliminate botnet spam at the IP-connection level. Sender Genotype detects abnormal behavior from IP addresses that have not yet established a reputation, and immediately blocks them from connecting to Sophos customers’ mail systems.
The Simple Network Management Protocol (SNMP) is a set of protocols that are used to manage complex networks.
A 24/7 global network of skilled analysts that responds to evolving security threats.
Unsolicited email, often sent to millions of recipients at a time.
A score assigned to a message by the anti-spam engine indicating the relative likelihood that the message is spam.
A spambot is a computer program that spammers use to harvest email addresses from the internet.
(Secure PDF Exchange) protects sensitive and confidential data by converting a message and any attachments to a PDF file, and then encrypting the PDF with a password.
Software that covertly gathers information on users’ internet activities.
(Secure Shell) a program used for authentication and secure communication.
Syslog is a standard for forwarding log messages in an IP network.
(Transport Layer Security) is a communications protocol used to encrypt and secure communication.
A malicious computer program that copies itself.
The Sophos Outlook Add-in simplifies both the reporting of spam messages to Sophos and the encrypting of messages that contain sensitive or confidential information.